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From: "dcb314 at hotmail dot com" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug c/109093] New: csmith: a February runtime bug ?
Date: Fri, 10 Mar 2023 17:32:51 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D109093

            Bug ID: 109093
           Summary: csmith: a February runtime bug ?
           Product: gcc
           Version: 13.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c
          Assignee: unassigned at gcc dot gnu.org
          Reporter: dcb314 at hotmail dot com
  Target Milestone: ---

Created attachment 54636
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=3D54636&action=3Dedit
C source code

For the attached C code, compiled by recent gcc and flags -O3 -march=3Dznve=
r1=20
-fno-strict-aliasing -ftrivial-auto-var-init=3Dzero, does this:

/home/dcb36/gcc/results.20230215.asan.ubsan/bin/gcc
checksum =3D 95F158F5
/home/dcb36/gcc/results.20230216/bin/gcc
checksum =3D 95F158F5
/home/dcb36/gcc/results.20230217.asan.ubsan/bin/gcc
Segmentation fault (core dumped)
/home/dcb36/gcc/results.20230218.asan.ubsan/bin/gcc
Segmentation fault (core dumped)

20230216 has git hash g:7478278f88ba1753 and 20230217 has g:f978585c2939691=
1.
This is a range of 30 commits.

I will have a go at a git bisect. This is bug #895 for me.=